<template>
  <div class="app-container">
    <!--高级查询模块-->
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="班级名称" prop="className">
        <el-select v-model="queryParams.className" clearable  placeholder="选择班级">
          <el-option
            v-for="item in classManageList"
            :key="item.id"
            :label="item.className"
            :value="item.className">
          </el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="学生姓名" prop="studentName">
        <el-input
          v-model="queryParams.studentName"
          placeholder="请输入学生姓名"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="问题类型" prop="type">
        <el-select v-model="queryParams.type" clearable placeholder="请选择问题类型">
          <el-option
            v-for="item in questionType"
            :key="item.dictValue"
            :label="item.dictLabel"
            :value="item.dictValue">
          </el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="负责人" prop="traceTeacher">
        <el-select v-model="queryParams.traceTeacher" clearable placeholder="请选择跟踪老师">

        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>
    <!--新增修改删除导出栏-->
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:trace:add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:trace:edit']"
        >修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:trace:remove']"
        >删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:trace:export']"
        >导出
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>
    <!--显示的表结构-->
    <el-table v-loading="loading" :data="traceList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column label="所属班级" align="center" prop="className"/>
      <el-table-column label="学生姓名" align="center" prop="studentName"/>
      <el-table-column label="问题类型" align="center" prop="type"/>
      <el-table-column label="扣分" align="center" prop="deduction"/>
      <el-table-column label="创建时间" align="center" prop="traceTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.traceTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="跟踪次数" align="center" prop="traceTimes"/>
      <el-table-column label="跟踪老师" align="center" prop="traceTeacher"/>
      <el-table-column label="描述" align="center" prop="descrition"/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:trace:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:trace:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>
<!--    分页-->
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改教学追踪对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="所在班级" prop="className">
          <el-select v-model="form.className" placeholder="请选择所在班级">
            <el-option
              v-for="item in classManageList"
              :key="item.id"
              :label="item.className"
              :value="item.className">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="学生姓名" prop="studentName">
          <el-select v-model="form.studentName" placeholder="学生姓名">
            <el-option
              v-for="item in studentManageList"
              :key="item.id"
              :label="item.studentName"
              :value="item.studentName">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="问题类型" prop="type">
          <el-select v-model="form.type" placeholder="问题类型">
            <el-option
              v-for="dict in questionType"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="dict.dictValue">
            </el-option>
          </el-select>
        </el-form-item>

        <el-form-item label="扣分" prop="deduction">
          <el-input v-model="form.deduction" placeholder="请输入扣分"/>
        </el-form-item>
        <el-form-item label="创建时间" prop="traceTime">
          <el-date-picker clearable
                          v-model="form.traceTime"
                          type="date"
                          value-format="yyyy-MM-dd"
                          placeholder="请选择创建时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="描述" prop="descrition">
          <el-input
            type="textarea"
            :autosize="{ minRows: 3, maxRows: 4}"
            placeholder="请输入内容"
            v-model="form.descrition">
          </el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {addTrace, delTrace, getTrace, listTrace, updateTrace} from "@/api/system/trace";
import {listClassManage} from "@/api/system/classManage";
import {getDicts} from "@/api/system/dict/data";
import {listStudentManage} from "@/api/system/studentManage";

export default {
  name: "Trace",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 教学追踪表格数据
      traceList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        className: null,
        studentName: null,
        type: null,
        deduction: null,
        traceTime: null,
        traceTimes: null,
        traceTeacher: null,
        descrition: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {},
      //存储学生列表 姓名和班级
      studentManageList:[],
      //班级是一个数组对象
      classManageList:[],
      //学生类型
      questionType:[],
    };
  },
  created() {
    this.getList();
    this.getStudentList();
    this.getClassList();
    getDicts("question_type").then((res)=>{
      this.questionType = res.data;
    });
  },
  methods: {
    /**调用查询学生*/
    getStudentList() {
      listStudentManage(this.queryParams).then(response => {
        this.studentManageList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    /** 查询班级*/
    getClassList() {
      this.loading = true;
      listClassManage(this.queryParams).then(response => {
        this.classManageList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    /** 当选择班级的选择框 发生改变时 触发 查询班级里面的学生*/
    /** 查询教学追踪列表 */
    getList() {
      this.loading = true;
      listTrace(this.queryParams).then(response => {
        this.traceList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        studentId: null,
        classId: null,
        className: null,
        studentName: null,
        type: null,
        deduction: null,
        traceTime: null,
        traceTimes: null,
        traceTeacher: null,
        descrition: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加教学追踪";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      const id = row.id || this.ids
      getTrace(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改教学追踪";
      });
    },
    /** 提交按钮 */
    submitForm() {
      console.log(this.form);
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateTrace(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addTrace(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();

            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除教学追踪编号为"' + ids + '"的数据项？').then(function () {
        return delTrace(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/trace/export', {
        ...this.queryParams
      }, `trace_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
